body{
    min-width: 320px;
    max-width: 750px;
    margin: 0 auto;
    background-color: #f2f4f7;
}
a {
    text-decoration: none;
    color: #707070;
  }
@media screen and (min-width: 750px) {
    html {
      font-size: 37.5px !important;
    }
  }
  .wrap{
    background-color: #fff;
    padding-bottom: 1.173333rem;
}
//头部文
.header{
  position: relative;
    height: 2.133333rem;
    border-bottom: 0.026667rem solid #EAEAEA;
    line-height: 2.133333rem;
    text-align: center;
    font-size: 0.933333rem;
    color:#1C1C1C;
    background-color: #fff;
    a{
      position: absolute;
      top: 0.666667rem;
      left: 0.8rem;

    }
}